5%-10%, 15%

50 cm , 20 inches

2.5cm , 1 inch

Cephalhematoma

a collection of blood resulting from ruptured blood vessels between the surface of a cranial bone (usually parietal) and the periosteal membrane. Common in vertex births, may disappear w/in 2 to 3 weeks. Does not corss suture lines.

Caput succedaneum

is a localized, easily identifiable, soft area of the scalp, generally resulting from a long and difficult labor or vacuum extraction. Extra fluid should be reabsorbed within 12 hours after birth. Crosses suture lines.